Home / 756,429.80-1,133,607.90-534,554.60

Finding the Fourth Proportional to 756,429.80, 1,133,607.90 and 534,554.60

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Solution

The fourth proportional to 756,429.80, 1,133,607.90 and 534,554.60 is: 801,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,429.80 : 1,133,607.90 = 534,554.60 : x
  2. Step 2: Convert to fraction form
    756,429.80/1,133,607.90 = 534,554.60/x
  3. Step 3: Cross multiply
    756,429.80x = 1,133,607.90 × 534,554.60
  4. Step 4: Simplify right side
    756,429.80x = 605,975,317,541.34
  5. Step 5: Solve for x
    x = 605,975,317,541.34/756,429.80
  6. Step 6: Final answer
    x = 801,099.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.